gwen will host this collaboration of all our national news and science programs. check your local listings. i'm judy woodruff. >> brown: and i'm jeffrey brown. we'll see you online and, as it's looking like the end is not upon us yet, again here monday evening. have a nice winter weekend. thanks for joining us. good night. >> major funding for the pbs newshour has been provided by: ♪ ♪ ♪ ♪ ♪ moving our economy for 160 years. bnsf, the engine that connects us. >> and by the bill and melinda gates foundation. dedicated to the idea that all people deserve the chance to live a healthy, productive life. >> and with the ongoing support of these institutions and foundations. and... >> this program was made possible by the corporation for public broadcasting. and by contributions to your pbs station from viewers like you. thank you. captioning sponsored by macneil/lehrer productions captioned by media access group at wgbh access.wgbh.org captioning sponsored by wpbt >> this is n.b.r. >> susie: good evening, everyone. i'm susie gharib. tom is off tonight. preside